Tropical humidity will move in from Friday morning south with southern communities expected showers and storms before the storm moves into the Bay Area. In the afternoon, there may be scattered showers and maybe thunderstorms, limited sunshine. It will remain warm and humid with highs in the upper 80s.
Saturday will be rainy and stormy in the morning and afternoon with some time off. With slightly higher sun peaks will rise in the upper 80s. Sunday and workweek storms will mostly be in the afternoon and evening like our typical summer pattern as peaks rise into the lower 90s. Herd declines will stay as low as the mid-70s for the next few days.
https://www.wfla.com/news/stormy-end-to-the-work-week/ Stormy end to the work week